Inventor · disambiguated record
Stephen M. Birken
Also filed as: BIRKEN STEPHEN · BIRKEN STEPHEN M
8 granted patents·1 pending application·91 citations·filing 1987–2013
88Inventor score
Files withWAVE SEPARATION TECHNOLOGIES L3BIRKEN STEPHEN M2BIRKEN STEPHEN1WAVE SEPARATION TECHNOLOGIES LLC1
Top patents by PatentIndex Score
9 records- 0166US8469196B2Method and apparatus for separating metal valuesBIRKEN STEPHEN·Filed 2009·Granted Jun 25, 2013·4 cites·8 claims
- 0266US6923328B2Method and apparatus for separating metal valuesWAVE SEPARATION TECHNOLOGIES L·Filed 2002·Granted Aug 2, 2005·15 cites·17 claims
- 0363US5024740AMineral refinement by high RF energy applicationBIRKEN STEPHEN M·Filed 1989·Granted Jun 18, 1991·20 cites·6 claims
- 0459US7571814B2Method for separating metal values by exposing to microwave/millimeter wave energyWAVE SEPARATION TECHNOLOGIES L·Filed 2004·Granted Aug 11, 2009·7 cites·40 claims
- 0553US2013284643A1Method and Apparatus for Separating Metal ValuesWAVE SEPARATION TECHNOLOGIES LLC·Filed 2013·Application pending·0 cites
- 0651US5997607AProcess of condensing metal in condensation chamberFiled 1998·Granted Dec 7, 1999·9 cites·5 claims
- 0751US4894134AMineral refinement by high RF energy applicationBIRKEN STEPHEN M·Filed 1987·Granted Jan 16, 1990·13 cites·7 claims
- 0847US6090350ASystem for separating constituents from a base materialWAVE SEPARATION TECHNOLOGIES L·Filed 1998·Granted Jul 18, 2000·13 cites·17 claims
- 0944US5784682ASystem for separating constituents from a base materialFiled 1996·Granted Jul 21, 1998·10 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →